From d5cde8c230b70751f258f0a09f3b3e5b4988d32a Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Thu, 14 Feb 2019 04:29:18 +0100
Subject: [PATCH] Add support for installation of Redis and ColaboraOnline
 Service.

---
 install_nextcloud.sh | 1359 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 1095 insertions(+), 264 deletions(-)

diff --git a/install_nextcloud.sh b/install_nextcloud.sh
index 19f79a2..c43a132 100755
--- a/install_nextcloud.sh
+++ b/install_nextcloud.sh
@@ -144,8 +144,37 @@ info (){
    echo ""
 }
 
-## - Check if a given array (parameter 2) contains a given string (parameter 1)
-## -
+detect_os_1 () {
+
+   if $(which lsb_release > /dev/null 2>&1) ; then
+
+      os_dist="$(lsb_release -i | awk '{print tolower($3)}')"
+      os_version="$(lsb_release -r | awk '{print tolower($2)}')"
+      os_codename="$(lsb_release -c | awk '{print tolower($2)}')"
+
+      if [[ "$os_dist" = "debian" ]]; then
+         if $(echo "$os_version" | grep -q '\.') ; then
+            os_version=$(echo "$os_version" | cut --delimiter='.' -f1)
+         fi
+      fi
+
+   elif [[ -e "/etc/os-release" ]]; then
+
+      . /etc/os-release
+
+      os_dist=$ID
+      os_version=${VERSION_ID}
+
+   fi
+
+   # remove whitespace from os_dist and os_version
+   os_dist="${os_dist// /}"
+   os_version="${os_version// /}"
+
+}
+
+# - Check if a given array (parameter 2) contains a given string (parameter 1)
+# -
 containsElement () {
    local e
    for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
@@ -217,6 +246,8 @@ clear
 # - Give your default values here
 # -
 
+DEFAULT_SSL_CERT_GROUP="$(stat -c "%G" /etc/ssl/private/ssl-cert-snakeoil.key)"
+
 DEFAULT_SRC_BASE_DIR="$working_dir"
 DEFAULT_ADMIN_USER="admin"
 DEFAULT_WEB_DIRS_ROOT="/var/www"
@@ -242,6 +273,11 @@ fi
 
 [[ -z "$ADMIN_USER" ]] && ADMIN_USER="$DEFAULT_ADMIN_USER"
 
+[[ -z "$SSL_CERT_GROUP" ]] && SSL_CERT_GROUP="$DEFAULT_SSL_CERT_GROUP"
+
+DEFAULT_IPV4_CO="$(ip a | grep " inet " | grep "scope global" | awk '{print$2}' | cut -d'/' -f1 | head -1 2> /dev/null)"
+DEFAULT_IPV6_CO="$(ip a | grep " inet6 " | grep "scope global" | awk '{print$2}' | cut -d'/' -f1 | head -1 2> /dev/null)"
+
 
 
 # ==========
@@ -435,9 +471,7 @@ if [[ "$PHP_ENGINE" = "FPM" ]] ; then
 	echo ""
 	echo "   Insert PHP (Main) Version."
 	echo ""
-	echo "   Examples:"
-	echo "      7.1"
-	echo "      7.3"
+	echo "   Examples: 7.2 or 7.3"
 	echo ""
 	PHP_VERSION=
 
@@ -580,6 +614,168 @@ else
 fi
 
 
+# - Install redis-service?
+# -
+INSTALL_REDIS_SERVICE=false
+REDIS_SERVICE_INSTALLED=false
+declare -a dpkg_pkg_redis=()
+check_package="redis-server"
+if ! $(dpkg -l "$check_package" 2> /devnull | grep -q -E "^ii\s+${check_package}\s+" 2>/dev/null) ; then
+   echo ""
+   echo -e "   \033[32m--\033[m"
+   echo ""
+   echo "   redis service seems not to be installed."
+   echo ""
+   echo ""
+
+   echononl "Install redis service [yes/no]: "
+   read OK
+   while [[ "${OK,,}" != "yes" ]] && [[  "${OK,,}" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/no]: "
+      read OK
+   done
+
+   if [[ ${OK,,} = "yes" ]] ; then
+      INSTALL_REDIS_SERVICE=true
+      dpkg_pkg_redis+=("redis-server")
+      dpkg_pkg_redis+=("redis-tools")
+   else
+      INSTALL_REDIS_SERVICE=false
+   fi
+else
+	REDIS_SERVICE_INSTALLED=true
+fi
+
+
+# - Install ColaboraOnline?
+# -
+INSTALL_COLABORA_SERVICE=false
+COLABORA_SERVICE_INSTALLED=false
+
+# - Detect Detect OS distribution and Version
+# -
+echo ""
+echo -e "   \033[32m--\033[m"
+echo ""
+echononl "Detect OS distribution and Version"
+detect_os_1 > /dev/null 2>&1
+if [[ $? -gt 0 ]] ; then
+	echo_failed
+else
+	echo_ok
+fi
+
+
+if [[ "${os_dist,,}" = "debian" ]] ; then
+
+	declare -a dpkg_pkg_colabora_online=()
+	check_package="loolwsd"
+	if ! $(dpkg -l "$check_package" 2> /devnull | grep -q -E "^ii\s+${check_package}\s+" 2>/dev/null) ; then
+		echo ""
+		echo "   ColaboraOnline service seems not to be installed."
+		echo ""
+		echo ""
+
+		echononl "Install ColaboraOnline service [yes/no]: "
+		read OK
+		while [[ "${OK,,}" != "yes" ]] && [[  "${OK,,}" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+
+		if [[ ${OK,,} = "yes" ]] ; then
+			INSTALL_COLABORA_SERVICE=true
+			dpkg_pkg_colabora_online+=("loolwsd")
+			dpkg_pkg_colabora_online+=("code-brand")
+		else
+			INSTALL_COLABORA_SERVICE=false
+		fi
+	else
+		COLABORA_SERVICE_INSTALLED=true
+	fi
+fi
+
+
+# - More information is needed if ColaboraOnline service is to be installed
+# -
+if $INSTALL_COLABORA_SERVICE || $COLABORA_SERVICE_INSTALLED ; then
+
+	echo ""
+	echo -e "   \033[32m--\033[m"
+	echo ""
+	echo "   Insert hostname for ColaboraOnline Service.."
+	echo ""
+	echo ""
+	HOSTNAME_CO=
+	echononl "\033[1mHostname for ColaboraOnline Service:\033[m "
+	read HOSTNAME_CO
+
+	while [[ "X$HOSTNAME_CO" = "X" ]] ; do
+		echo -e "\n   \033[33m\033[1mHostname for ColaboraOnline Service is required!\033[m\n"
+		echononl "\033[1mHostname for ColaboraOnline Service:\033[m "
+		read HOSTNAME_CO
+	done
+   WOPI_URL="https://$HOSTNAME_CO"
+
+fi
+
+if $INSTALL_COLABORA_SERVICE ; then
+
+   if [[ -n "$(dig +short "$HOSTNAME_CO" A)" ]]; then
+      DEFAULT_IPV4_CO="$(dig +short "$HOSTNAME_CO" A)"
+   fi
+
+   if [[ -n "$(dig +short "$HOSTNAME_CO" AAAA)" ]]; then
+      DEFAULT_IPV6_CO="$(dig +short "$HOSTNAME_CO" AAAA)"
+   fi
+
+	echo ""
+	echo -e "   \033[32m--\033[m"
+	echo ""
+	echo "   Insert IPv4 address for ColaboraOnline Service.."
+	echo ""
+	echo ""
+   if [[ -n "$DEFAULT_IPV4_CO" ]]; then
+      echononl "IPv4 address ColaboraOnline Service [${DEFAULT_IPV4_CO}]: "
+      read IPV4_CO
+      if [[ "X${IPV4_CO}" = "X" ]]; then
+         IPV4_CO=$DEFAULT_IPV4_CO
+      fi
+   else
+      echononl "IPv4 address ColaboraOnline Service: "
+      read IPV4_CO
+      while [[ "X$IPV4_CO" = "X" ]] ; do
+         echo -e "\n   \033[33m\033[1mIPv4 address ColaboraOnline Service is required!\033[m\n"
+         echononl "\033[1mIPv4 address ColaboraOnline Service:\033[m "
+         read IPV4_CO
+      done
+   fi
+
+	echo ""
+	echo -e "   \033[32m--\033[m"
+	echo ""
+	echo "   Insert IPv6 address for ColaboraOnline Service.."
+	echo ""
+	echo ""
+   if [[ -n "$DEFAULT_IPV6_CO" ]]; then
+      echononl "IPv6 address ColaboraOnline Service [${DEFAULT_IPV6_CO}]: "
+      read IPV6_CO
+      if [[ "X${IPV6_CO}" = "X" ]]; then
+         IPV6_CO=$DEFAULT_IPV6_CO
+      fi
+   else
+      echononl "IPv6 address ColaboraOnline Service: "
+      read IPV6_CO
+      while [[ "X$IPV6_CO" = "X" ]] ; do
+         echo -e "\n   \033[33m\033[1mIPv6 address ColaboraOnline Service is required!\033[m\n"
+         echononl "\033[1mIPv6 address ColaboraOnline Service:\033[m "
+         read IPV6_CO
+      done
+   fi
+
+fi
+
+
 # ----------
 # Some checks
 # ----------
@@ -646,6 +842,28 @@ else
    [[ -n "$HTTP_GROUP" ]] || HTTP_GROUP=$DEFAULT_HTTP_GROUP
 fi
 
+# - Determin ServerRoot Directory
+# -
+apache_base_dir=`$_httpd_binary -t -D DUMP_RUN_CFG | grep ServerRoot | awk '{print$2}' | tr -d '"'`
+if [ "`realpath /usr/local/apache2`" = "$apache_base_dir" ]; then
+   apache_base_dir="/usr/local/apache2"
+   _apache_base_dir_realpath="`realpath $apache_base_dir`"
+elif [ -z "$apache_base_dir" ]; then
+   if [ -d "`realpath /usr/local/apache2`" ];then
+      apache_base_dir="/usr/local/apache2"
+      _apache_base_dir_realpath="`realpath $apache_base_dir`"
+   fi
+else
+   _apache_base_dir_realpath=$apache_base_dir
+fi
+
+if [[ ! -d "${_apache_base_dir_realpath}/conf/vhosts" ]] ; then
+	warn "No Apache VHost directory found."
+	apache_vhost_dir=""
+else
+   apache_vhost_dir="${_apache_base_dir_realpath}/conf/vhosts"
+fi
+
 
 DATA_DIR=${WEB_BASE_DIR}/data-${VERSION}
 INSTALL_DIR=${WEB_BASE_DIR}/nextcloud-${VERSION}
@@ -681,9 +899,18 @@ echo "   Database type........................: $DATABASE_TYPE"
 echo "   Database user........................: $DATABASE_USER"
 echo "   Database password....................: $DATABASE_PASS"
 echo ""
-#if [[ "$DATABASE_TYPE" = "mysql" ]] ; then
-#   echo -e   "   Mysql Credentials....................: $MYSQL_CREDENTIALS"
-#fi
+echo -e "   Install redis service?...............: \033[33m${INSTALL_REDIS_SERVICE}\033[m"
+echo -e "   Install ColaboraOnline service.......: \033[33m${INSTALL_COLABORA_SERVICE}\033[m"
+if $INSTALL_COLABORA_SERVICE ; then
+   echo "      Hostname ColaboraOnline Service...: $HOSTNAME_CO"
+   echo "      IPv4 ColaboraOnline Service.......: $IPV4_CO"
+   echo "      IPv6 ColaboraOnline Service.......: $IPV6_CO"
+   echo "      Group of os installed certs.......: $SSL_CERT_GROUP"
+elif $COLABORA_SERVICE_INSTALLED ; then
+   echo ""
+   echo "   Hostname ColaboraOnline Service......: $HOSTNAME_CO"
+fi
+echo ""
 echo ""
 
 echo ""
@@ -751,6 +978,17 @@ echo "# - Databse name.........................: $DATABASE_NAME" >> $log_file
 echo "# - Database type........................: $DATABASE_TYPE" >> $log_file
 echo "# - Database user........................: $DATABASE_USER" >> $log_file
 echo "# - Database password....................: $DATABASE_PASS" >> $log_file
+echo "# -" >> $log_file
+echo "# - Install redis service?...............: $INSTALL_REDIS_SERVICE" >> $log_file
+echo "# - Install ColaboraOnline service.......: $INSTALL_COLABORA_SERVICE" >> $log_file
+if $INSTALL_COLABORA_SERVICE ; then
+   echo "# -    Hostname ColaboraOnline Service...: $HOSTNAME_CO" >> $log_file
+   echo "# -    IPv4 ColaboraOnline Service.......: $IPV4_CO" >> $log_file
+   echo "# -    IPv6 ColaboraOnline Service.......: $IPV6_CO" >> $log_file
+   echo "# -    Group of os installed certs.......: $SSL_CERT_GROUP" >> $log_file
+elif $COLABORA_SERVICE_INSTALLED ; then
+   echo "# -    Hostname ColaboraOnline Service...: $HOSTNAME_CO" >> $log_file
+fi
 echo "" >> $log_file
 echo "" >> $log_file
 
@@ -771,11 +1009,598 @@ echo "DATABASE_NAME=$DATABASE_NAME" >> $log_file
 echo "DATABASE_TYPE=$DATABASE_TYPE" >> $log_file
 echo "DATABASE_USER=$DATABASE_USER" >> $log_file
 echo "DATABASE_PASS=$DATABASE_PASS" >> $log_file
+echo "INSTALL_REDIS_SERVICE=$INSTALL_REDIS_SERVICE" >> $log_file
+echo "INSTALL_COLABORA_SERVICE=$INSTALL_COLABORA_SERVICE" >> $log_file
+echo "" >> $log_file
+echo "HOSTNAME_CO=$HOSTNAME_CO" >> $log_file
+echo "IPV4_CO=$IPV4_CO" >> $log_file
+echo "IPV6_CO=$IPV6_CO" >> $log_file
+echo "SSL_CERT_GROUP=$SSL_CERT_GROUP" >> $log_file
 
 echo "" >> $log_file
 echo "" >> $log_file
 
 
+# -----
+# - Install redis service
+# -----
+
+echo ""
+echo ""
+echo -e "\033[37m\033[1mInstall redis service..\033[m"
+echo ""
+
+echo "" >> $log_file
+echo "" >> $log_file
+echo "# -----" >> $log_file
+echo "# - Install redis service" >> $log_file
+echo "# -----" >> $log_file
+
+if ! $INSTALL_REDIS_SERVICE ; then
+	if $REDIS_SERVICE_INSTALLED ; then
+		info "Redis Service is already installed."
+	else
+		warn "Redis Service is NOT installed, but also NOT requested for installation!"
+	fi
+else
+	for _debian_pkg in ${dpkg_pkg_redis[@]} ; do
+
+		echononl "Installing $_debian_pkg .."
+		if ! dpkg -l $_debian_pkg 2> /dev/null | grep -e "^ii" > /dev/null 2>&1 ; then
+			echo "" >> $log_file
+			echo "# - Installing $_debian_pkg" >> $log_file
+			echo "# -" >> $log_file
+			echo "DEBIAN_FRONTEND=noninteractive apt-get install -q -y $_debian_pkg" >> $log_file
+
+			DEBIAN_FRONTEND=noninteractive apt-get install -q -y $_debian_pkg >> $log_file 2>&1
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+		else
+			echo_skipped
+		fi
+
+	done
+
+	# - Adjust parameter unixsocket
+	# -
+	redis_conf_file="/etc/redis/redis.conf"
+	echo "" >> $log_file
+	echo "# - Adjust configuration for 'unixsocket' (file: '$redis_conf_file')" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration for 'unixsocket' (file: '$redis_conf_file').."
+
+	if ! $(grep -q -E "^\s*unixsocket\s+" "$redis_conf_file" 2> /dev/null ) ; then
+		if $(grep -q -E "^\s*#\s*unixsocket\s+" "$redis_conf_file" 2> /dev/null ) ; then
+
+			cat <<EOF >> $log_file
+perl -i.ORIG -n -p -e "s/^(\s*#\s*unixsocket\s+(.*))/\1\nunixsocket \2/g" "$redis_conf_file"
+EOF
+			perl -i.ORIG -n -p -e "s/^(\s*#\s*unixsocket\s+(.*))/\1\nunixsocket \2/g" "$redis_conf_file"  >> $log_file 2>&1
+
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+
+		else
+
+			cat <<END >> $log_file
+cat <<EOF >> $redis_conf_file
+
+# Changed by $script_name at $backup_date
+# 
+unixsocket /var/run/redis/redis.sock
+EOF
+END
+			cat <<EOF >> $redis_conf_file
+
+# Changed by $script_name at $backup_date
+# 
+unixsocket /var/run/redis/redis.sock
+EOF
+
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+		fi
+	else
+		echo_skipped
+	fi
+
+
+	# - Adjust parameter unixsocketperm
+	# -
+	_parameter="unixsocketperm"
+	_value="770"
+	echo "" >> $log_file
+	echo "# - Adjust configuration for '${_parameter}' (file: '$redis_conf_file')" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration for '${_parameter}' (file: '$redis_conf_file').."
+
+	if ! $(grep -q -E "^\s*${_parameter}\s+" "$redis_conf_file" 2> /dev/null ) ; then
+		if $(grep -q -E "^\s*#\s*${_parameter}\s+" "$redis_conf_file" 2> /dev/null ) ; then
+
+			cat <<EOF >> $log_file
+perl -i.ORIG -n -p -e "s/^(\s*#\s*${_parameter}\s+.*)/\1\n${_parameter} ${_value}/g" "$redis_conf_file"
+EOF
+			perl -i.ORIG -n -p -e "s/^(\s*#\s*${_parameter}\s+(.*))/\1\n${_parameter} ${_value}/g" "$redis_conf_file"  >> $log_file 2>&1
+
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+
+		else
+
+			cat <<END >> $log_file
+cat <<EOF >> $redis_conf_file
+
+# Changed by $script_name at $backup_date
+# 
+${_parameter} 770
+EOF
+END
+			cat <<EOF >> $redis_conf_file
+
+# Changed by $script_name at $backup_date
+# 
+${_parameter} 770
+EOF
+
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+		fi
+	else
+		echo_skipped
+	fi
+
+   REDIS_SOCKET="$(grep -E "^\s*unixsocket\s+" $redis_conf_file 2> /dev/null | awk '{print$2}' 2> /dev/null)"
+   REDIS_GROUP="$(stat -c "%G" $REDIS_SOCKET)"
+
+   echo "" >> $log_file
+   echo "REDIS_SOCKET=$REDIS_SOCKET" >> $log_file
+   echo "REDIS_GROUP=$REDIS_GROUP" >> $log_file
+   echo "" >> $log_file
+
+	# - Add webserver user to redis group
+	# -
+	echo "" >> $log_file
+	echo "# - Add webserver user '${HTTP_USER}' to redis group ${REDIS_GROUP}" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Add webserver user '${HTTP_USER}' to redis group ${REDIS_GROUP}.."
+
+	if ! $(grep -E "^redis:" /etc/group 2> /dev/null | grep -q "$HTTP_USER" 2> /dev/null) ; then
+		usermod -a -G "$REDIS_GROUP" "$HTTP_USER" >> $log_file 2>&1
+      if [ "$?" = 0 ]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+      fi
+   else
+      echo_skipped
+	fi
+
+	REDIS_SERVICE_INSTALLED=true
+
+fi
+
+
+# -----
+# - Install Install ColaboraOnline Service
+# -----
+
+echo ""
+echo ""
+echo -e "\033[37m\033[1mInstall ColaboraOnline Service..\033[m"
+echo ""
+
+echo "" >> $log_file
+echo "" >> $log_file
+echo "# -----" >> $log_file
+echo "# - Install ColaboraOnline Service" >> $log_file
+echo "# -----" >> $log_file
+
+if ! $INSTALL_COLABORA_SERVICE ; then
+	if $COLABORA_SERVICE_INSTALLED ; then
+		info "ColaboraOnline Service (loolwsd) is already installed."
+	else
+		warn "ColaboraOnline Service is not installed!"
+	fi
+else
+
+	# - Add key for ColaboraOnline Repository
+   # -
+	echo "" >> $log_file
+	echo "# - Add key for ColaboraOnline Repository" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Add key for ColaboraOnline Repository.."
+
+	echo "apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0C54D189F4BA284D" >> $log_file
+	apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0C54D189F4BA284D >> $log_file 2>&1
+
+	if [ "$?" = 0 ]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
+	fi
+
+
+	# - Add Repository ColaboraOnline
+   # -
+	echo "" >> $log_file
+	echo "# - Add debian Repository for ColaboraOnline" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Add debian Repository for ColaboraOnline"
+
+	cat <<END >> $log_file
+cat <<EOF > /etc/apt/sources.list.d/collaboraonline.list
+deb https://www.collaboraoffice.com/repos/CollaboraOnline/CODE-debian${os_version} ./
+EOF
+END
+	cat <<EOF > /etc/apt/sources.list.d/collaboraonline.list 2>> $log_file
+deb https://www.collaboraoffice.com/repos/CollaboraOnline/CODE-debian${os_version} ./
+EOF
+	if [ "$?" = 0 ]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
+	fi
+
+
+	# - Update package index files
+	# -
+	echo "" >> $log_file
+	echo "# - Update package index files" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Update package index files"
+
+	echo "apt-get update" >> $log_file
+	apt-get update >> $log_file 2>&1
+
+	if [ "$?" = 0 ]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
+	fi
+	
+
+	# - Install ColaboraOnline packages
+	# -
+	for _debian_pkg in ${dpkg_pkg_colabora_online[@]} ; do
+
+		echononl "Installing $_debian_pkg .."
+		if ! dpkg -l $_debian_pkg 2> /dev/null | grep -e "^ii" > /dev/null 2>&1 ; then
+			echo "" >> $log_file
+			echo "# - Installing $_debian_pkg" >> $log_file
+			echo "# -" >> $log_file
+			echo "DEBIAN_FRONTEND=noninteractive apt-get install -q -y $_debian_pkg" >> $log_file
+
+			DEBIAN_FRONTEND=noninteractive apt-get install -q -y $_debian_pkg >> $log_file 2>&1
+			if [ "$?" = 0 ]; then
+				echo_ok
+			else
+				echo_failed
+				error "For more informations see log output at '$log_file'."
+			fi
+		else
+			echo_skipped
+		fi
+
+	done
+
+   LOOLWDS_USER="$(stat -c "%U" /etc/loolwsd/loolwsd.xml)"
+   echo "" >> $log_file
+   echo "LOOLWDS_USER=$LOOLWDS_USER" >> $log_file
+   echo "" >> $log_file
+
+
+	# - Add loolwsd user to group 'ssl-cert'
+	# -
+	echo "" >> $log_file
+	echo "# - Add loolwsd user '${LOOLWDS_USER}' to group ${SSL_CERT_GROUP}" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Add loolwsd user '${LOOLWDS_USER}' to group ${SSL_CERT_GROUP}.."
+
+	if ! $(grep -E "^${SSL_CERT_GROUP}:" /etc/group 2> /dev/null | grep -q "$LOOLWDS_USER" 2> /dev/null) ; then
+		usermod -a -G "${SSL_CERT_GROUP}" "$LOOLWDS_USER" >> $log_file 2>&1
+      if [ "$?" = 0 ]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+      fi
+   else
+      echo_skipped
+	fi
+
+   blank_line
+
+   # - Symlimk Snakeoil Cert '/etc/loolwsd/cert.pem' --> '/etc/ssl/certs/ssl-cert-snakeoil.pem'
+   # -
+   _symlink_src="/etc/ssl/certs/ssl-cert-snakeoil.pem"
+   _symlink_dst="/etc/loolwsd/cert.pem"
+	echo "" >> $log_file
+	echo "# - Symlink '${_symlink_dst}' --> ${_symlink_src}" >> $log_file
+	echo "# -" >> $log_file
+   echononl "Symlink '${_symlink_dst}' --> ${_symlink_src}"
+   ln -s "$_symlink_src" "$_symlink_dst" >> $log_file 2>&1
+   if [ "$?" = 0 ]; then
+      echo_ok
+   else
+      echo_failed
+      error "For more informations see log output at '$log_file'."
+   fi
+
+   # - Symlimk Snakeoil Cert '/etc/loolwsd/ca-chain.cert.pem' --> '/etc/ssl/certs/ssl-cert-snakeoil.pem'
+   # -
+   _symlink_src="/etc/ssl/certs/ssl-cert-snakeoil.pem"
+   _symlink_dst="/etc/loolwsd/ca-chain.cert.pem"
+	echo "" >> $log_file
+	echo "# - Symlink '${_symlink_dst}' --> ${_symlink_src}" >> $log_file
+	echo "# -" >> $log_file
+   echononl "Symlink '${_symlink_dst}' --> ${_symlink_src}"
+   ln -s "$_symlink_src" "$_symlink_dst" >> $log_file 2>&1 
+   if [ "$?" = 0 ]; then
+      echo_ok
+   else
+      echo_failed
+      error "For more informations see log output at '$log_file'."
+   fi
+
+   # - Symlimk Snakeoil Cert '/etc/loolwsd/key.pem' --> '/etc/ssl/private/ssl-cert-snakeoil.key'
+   # -
+   _symlink_src="/etc/ssl/private/ssl-cert-snakeoil.key"
+   _symlink_dst="/etc/loolwsd/key.pem"
+	echo "" >> $log_file
+	echo "# - Symlink '${_symlink_dst}' --> ${_symlink_src}" >> $log_file
+	echo "# -" >> $log_file
+   echononl "Symlink '${_symlink_dst}' --> ${_symlink_src}"
+   ln -s "$_symlink_src" "$_symlink_dst" >> $log_file 2>&1
+   if [ "$?" = 0 ]; then
+      echo_ok
+   else
+      echo_failed
+      error "For more informations see log output at '$log_file'."
+   fi
+
+   blank_line
+
+   # - Restart 'loolwsd' service
+   # -
+   echo "" >> $log_file
+   echo "# - Restart 'loolwsd' service" >> $log_file
+   echo "# -" >> $log_file
+   echononl "Restart 'loolwsd' service.."
+   if $systemd_supported ; then
+
+      echo "systemctl start loolwsd" >> $log_file
+      systemctl restart loolwsd >> $log_file 2>&1
+
+      if [[ $? -eq 0 ]]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+
+         echononl "continue anyway [yes/no]: "
+         read OK
+         OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+         while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+            echononl "Wrong entry! - repeat [yes/no]: "
+            read OK
+         done
+         [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+      fi
+   else
+
+      echo "/etc/init.d/loolwsd start" >> $log_file
+      /etc/init.d/loolwsd  restart>> $log_file 2>&1
+
+      if [[ $? -eq 0 ]]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+
+         echononl "continue anyway [yes/no]: "
+         read OK
+         OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+         while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+            echononl "Wrong entry! - repeat [yes/no]: "
+            read OK
+         done
+         [[ $OK = "yes" ]] || fatal "Interrupted ny user."
+      fi
+   fi
+
+   blank_line
+
+	# - Create Apache2 vhost configuration for ColaboraOnline service
+	# -
+   if  [[ -e "/var/lib/dehydrated/certs/${HOSTNAME_CO}/fullchain.pem" ]]; then
+      server_cert="/var/lib/dehydrated/certs/${HOSTNAME_CO}/fullchain.pem"
+      server_key="/var/lib/dehydrated/certs/${HOSTNAME_CO}/privkey.pem"
+   else
+      server_cert="/usr/local/apache2/conf/server-bundle.crt"
+      server_key="/usr/local/apache2/conf/server.key"
+   fi
+
+	if [[ -d "$apache_vhost_dir" ]] ; then
+
+      # - Backup apache vhost file if exists
+      # -
+      if [[ -f "${apache_vhost_dir}/${HOSTNAME_CO}.conf.static" ]]; then
+
+         echo "" >> $log_file
+         echo "# - Backup existing file '${apache_vhost_dir}/${HOSTNAME_CO}.conf.static'" >> $log_file
+         echo "# -" >> $log_file
+         echononl "Backup existing file '${apache_vhost_dir}/${HOSTNAME_CO}.conf.static'" >> $log_file
+         
+         echo "mv \"${apache_vhost_dir}/${HOSTNAME_CO}.conf.static\" \"${apache_vhost_dir}/${HOSTNAME_CO}.conf.static.$backup_date\""  >> $log_file
+         mv "${apache_vhost_dir}/${HOSTNAME_CO}.conf.static" "${apache_vhost_dir}/${HOSTNAME_CO}.conf.static.$backup_date" >> $log_file 2>&1
+
+         if [ "$?" = 0 ]; then
+            echo_ok
+         else
+            echo_failed
+            error "For more informations see log output at '$log_file'."
+         fi
+
+      fi
+
+
+      echo "" >> $log_file
+      echo "# - Create apache vhost entry for (lokal) ColaboraOnline service" >> $log_file
+      echo "# -" >> $log_file
+      echononl "Create apache vhost entry for (lokal) ColaboraOnline service"
+
+		cat<<EOF > "${apache_vhost_dir}/${HOSTNAME_CO}.conf.static" 2>> $log_file
+<VirtualHost ${IPV4_CO}:443 [${IPV6_CO}]:443>
+
+   ServerName $HOSTNAME_CO
+
+   Options -Indexes
+
+   # Encoded slashes need to be allowed
+   AllowEncodedSlashes NoDecode
+
+   # Container uses a unique non-signed certificate
+   SSLProxyEngine On
+   SSLProxyVerify None
+   SSLProxyCheckPeerCN Off
+   SSLProxyCheckPeerName Off
+
+   # keep the host
+   ProxyPreserveHost On
+
+   # static html, js, images, etc. served from loolwsd
+   # loleaflet is the client part of Collabora Online
+   ProxyPass           /loleaflet https://127.0.0.1:9980/loleaflet retry=0
+   ProxyPassReverse    /loleaflet https://127.0.0.1:9980/loleaflet
+
+   # WOPI discovery URL
+   ProxyPass           /hosting/discovery https://127.0.0.1:9980/hosting/discovery retry=0
+   ProxyPassReverse    /hosting/discovery https://127.0.0.1:9980/hosting/discovery
+
+   # Capabilities
+   ProxyPass           /hosting/capabilities https://127.0.0.1:9980/hosting/capabilities retry=0
+   ProxyPassReverse    /hosting/capabilities https://127.0.0.1:9980/hosting/capabilities
+
+   # Main websocket
+   ProxyPassMatch "/lool/(.*)/ws$" wss://127.0.0.1:9980/lool/\$1/ws nocanon
+
+   # Admin Console websocket
+   ProxyPass   /lool/adminws wss://127.0.0.1:9980/lool/adminws
+
+   # Download as, Fullscreen presentation and Image upload operations
+   ProxyPass           /lool https://127.0.0.1:9980/lool
+   ProxyPassReverse    /lool https://127.0.0.1:9980/lool
+
+
+   SSLEngine on
+
+   SSLCertificateFile $server_cert
+   SSLCertificateKeyFile $server_key
+
+   CustomLog /var/log/apache2/ip_requests.log base_requests
+
+   CustomLog /var/log/apache2/colabora-online-access.log combined
+   ErrorLog /var/log/apache2/colabora-online-error.log
+
+</VirtualHost>
+EOF
+      if [ "$?" = 0 ]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+      fi
+
+
+      # - Remove symlink for apache vhost file (if exists)
+      # -
+      if [[ -h "${apache_vhost_dir}/${HOSTNAME_CO}.conf" ]]; then
+
+         echo "" >> $log_file
+         echo "# - Remove existing Symlink '${apache_vhost_dir}/${HOSTNAME_CO}.conf'" >> $log_file
+         echo "# -" >> $log_file
+         echononl "Remove existing Symlink '${apache_vhost_dir}/${HOSTNAME_CO}.conf'" >> $log_file
+         
+         echo "rm -f \"${apache_vhost_dir}/${HOSTNAME_CO}.conf\""  >> $log_file
+         rm -f "${apache_vhost_dir}/${HOSTNAME_CO}.conf" >> $log_file 2>&1
+
+         if [ "$?" = 0 ]; then
+            echo_ok
+         else
+            echo_failed
+            error "For more informations see log output at '$log_file'."
+         fi
+
+      fi
+
+
+      # - Backup apache vhost file if exists
+      # -
+      if [[ -f "${apache_vhost_dir}/${HOSTNAME_CO}.conf" ]]; then
+
+         echo "" >> $log_file
+         echo "# - Backup existing file '${apache_vhost_dir}/${HOSTNAME_CO}.conf'" >> $log_file
+         echo "# -" >> $log_file
+         echononl "Backup existing file '${apache_vhost_dir}/${HOSTNAME_CO}.conf'" >> $log_file
+         
+         echo "mv \"${apache_vhost_dir}/${HOSTNAME_CO}.conf\" \"${apache_vhost_dir}/${HOSTNAME_CO}.conf.$backup_date\""  >> $log_file
+         mv "${apache_vhost_dir}/${HOSTNAME_CO}.conf" "${apache_vhost_dir}/${HOSTNAME_CO}.conf.$backup_date" >> $log_file 2>&1
+
+         if [ "$?" = 0 ]; then
+            echo_ok
+         else
+            echo_failed
+            error "For more informations see log output at '$log_file'."
+         fi
+
+      fi
+
+
+      # - Symlimk Apache VHost file '${HOSTNAME_CO}.conf' --> '${HOSTNAME_CO}.conf.static'
+      # -
+      _symlink_src="${HOSTNAME_CO}.conf.static"
+      _symlink_dst="${apache_vhost_dir}/${HOSTNAME_CO}.conf"
+      echo "" >> $log_file
+      echo "# - Symlink '${_symlink_dst}' --> ${_symlink_src}" >> $log_file
+      echo "# -" >> $log_file
+      echononl "Symlink '${_symlink_dst}' --> ${_symlink_src}"
+      ln -s "$_symlink_src" "$_symlink_dst" >> $log_file 2>&1 
+      if [ "$?" = 0 ]; then
+         echo_ok
+      else
+         echo_failed
+         error "For more informations see log output at '$log_file'."
+      fi
+
+      COLABORA_SERVICE_INSTALLED=true
+	fi
+fi
+
+
 # -----
 # - Doing some pre-installation tasks
 # -----
@@ -797,8 +1622,8 @@ echo "# -----" >> $log_file
 _backup_crontab_file=/tmp/crontab_root.${backup_date}
 
 echo "" >> $log_file
-echo "# -" >> $log_file
 echo "# - Backup Crontab to '$_backup_crontab_file'" >> $log_file
+echo "# -" >> $log_file
 echononl "Backup Crontab to '$_backup_crontab_file'"
 
 echo "crontab -l > $_backup_crontab_file" >> $log_file
@@ -821,8 +1646,8 @@ else
 fi
 
 echo "" >> $log_file
-echo "# -" >> $log_file
 echo "# - Remove crontab for root" >> $log_file
+echo "# -" >> $log_file
 echononl "Remove crontab for root.."
 
 echo "crontab -r" >> $log_file
@@ -849,8 +1674,8 @@ fi
 # - Stop Apache Webserver
 # -
 echo "" >> $log_file
-echo "# -" >> $log_file
 echo "# - Stop Apache Webserver" >> $log_file
+echo "# -" >> $log_file
 echononl "Stop Apache Webserver.."
 if $systemd_supported ; then
 
@@ -965,7 +1790,7 @@ if [[ "$DATABASE_TYPE" = "mysql" ]] ; then
 
       if $_failed ; then
          echo_failed
-         error ""For more informations see log output at '$log_file'.""
+         error "For more informations see log output at '$log_file'."
          clean_up 1
       else
          echo_ok
@@ -992,7 +1817,7 @@ EOF
          echo_ok
       else
          echo_failed
-         error ""For more informations see log output at '$log_file'.""
+         error "For more informations see log output at '$log_file'."
          clean_up 1
       fi
 
@@ -2207,44 +3032,6 @@ else
 fi
 
 
-# - Adjust 'memcache.locking'
-# -
-# - Memory caching backend for file locking
-# -
-# - Defaults to none
-# -
-_parameter="memcache.locking"
-_value="\\OC\\Memcache\\Redis"
-_type="string"
-echo "" >> $log_file
-echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
-echo "# -" >> $log_file
-echononl "Adjust configuration parameter '$_parameter'.."
-
-cat <<EOF >> $log_file
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
-   --value="${_value}" --type="${_type}"
-EOF
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
-   --value="${_value}" --type="${_type}" >> $log_file 2>&1
-
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
-
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
-
-
 # - Adjust 'memcache.local'
 # -
 # - Memory caching backend for locally stored data
@@ -2283,159 +3070,209 @@ else
 fi
 
 
-# - Adjust 'memcache.distributed'
-# -
-# - Memory caching backend for locally stored data
-# -
-# - Defaults to none
-# -
-_parameter="memcache.distributed"
-_value="\\OC\\Memcache\\Redis"
-_type="string"
-echo "" >> $log_file
-echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
-echo "# -" >> $log_file
-echononl "Adjust configuration parameter '$_parameter'.."
+if $REDIS_SERVICE_INSTALLED ; then
 
-cat <<EOF >> $log_file
+	# - Adjust 'memcache.locking'
+	# -
+	# - Memory caching backend for file locking
+	# -
+	# - Defaults to none
+	# -
+	_parameter="memcache.locking"
+	_value="\\OC\\Memcache\\Redis"
+	_type="string"
+	echo "" >> $log_file
+	echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration parameter '$_parameter'.."
+
+	cat <<EOF >> $log_file
 sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
-   --value="${_value}" --type="${_type}"
+	--value="${_value}" --type="${_type}"
 EOF
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
-   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+		--value="${_value}" --type="${_type}" >> $log_file 2>&1
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
 
 
-# - Adjust parameter 'redis' 'port'
-# -
-# - Connection details for redis to use for memory caching
-# -
-# - Defaults to none
-# -
-_parameter="redis"
-_array_index="port"
-_value=0
-_type="integer"
-echo "" >> $log_file
-echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
-echo "# -" >> $log_file
-echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
+	# - Adjust 'memcache.distributed'
+	# -
+	# - Memory caching backend for locally stored data
+	# -
+	# - Defaults to none
+	# -
+	_parameter="memcache.distributed"
+	_value="\\OC\\Memcache\\Redis"
+	_type="string"
+	echo "" >> $log_file
+	echo "# - Adjust configuration parameter '$_parameter'" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration parameter '$_parameter'.."
 
-cat <<EOF >> $log_file
+	cat <<EOF >> $log_file
+sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \\
+	--value="${_value}" --type="${_type}"
+EOF
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" \
+		--value="${_value}" --type="${_type}" >> $log_file 2>&1
+
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
+
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
+
+
+	# - Adjust parameter 'redis' 'port'
+	# -
+	# - Connection details for redis to use for memory caching
+	# -
+	# - Defaults to none
+	# -
+	_parameter="redis"
+	_array_index="port"
+	_value=0
+	_type="integer"
+	echo "" >> $log_file
+	echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
+
+	cat <<EOF >> $log_file
 sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \\
-   --value="${_value}" --type="${_type}"
+	--value="${_value}" --type="${_type}"
 EOF
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
-   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
+		--value="${_value}" --type="${_type}" >> $log_file 2>&1
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
 
 
-# - Adjust parameter 'redis' 'host'
-# -
-# - Connection details for redis to use for memory caching
-# -
-# - Defaults to none
-# -
-_parameter="redis"
-_array_index="host"
-_value="/var/run/redis/redis.sock"
-_type="string"
-echo "" >> $log_file
-echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
-echo "# -" >> $log_file
-echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
+	# - Adjust parameter 'redis' 'host'
+	# -
+	# - Connection details for redis to use for memory caching
+	# -
+	# - Defaults to none
+	# -
+	[[ -z "$redis_conf_file" ]] && redis_conf_file="/etc/redis/redis.conf"
+		
+	REDIS_SOCKET="$(grep -E "^\s*unixsocket\s+" $redis_conf_file 2> /dev/null | awk '{print$2}' 2> /dev/null)"
 
-cat <<EOF >> $log_file
+	if [[ -z "$REDIS_SOCKET" ]] ; then
+		warn "Variable 'REDIS_SOCKET' not set or empty.\n\n                Set value to \033[1m/var/run/redis/redis.sock\033[m"
+	fi
+
+	_parameter="redis"
+	_array_index="host"
+	_value="$REDIS_SOCKET"
+	_type="string"
+	echo "" >> $log_file
+	echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
+
+	cat <<EOF >> $log_file
 sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \\
-   --value="${_value}" --type="${_type}"
+	--value="${_value}" --type="${_type}"
 EOF
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
-   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
+		--value="${_value}" --type="${_type}" >> $log_file 2>&1
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
 
 
-# - Adjust parameter 'redis' 'timeout'
-# -
-# - Connection details for redis to use for memory caching
-# -
-# - Defaults to none
-# -
-_parameter="redis"
-_array_index="timeout"
-_value=0
-_type="integer"
-echo "" >> $log_file
-echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
-echo "# -" >> $log_file
-echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
+	# - Adjust parameter 'redis' 'timeout'
+	# -
+	# - Connection details for redis to use for memory caching
+	# -
+	# - Defaults to none
+	# -
+	_parameter="redis"
+	_array_index="timeout"
+	_value=0
+	_type="integer"
+	echo "" >> $log_file
+	echo "# - Adjust configuration parameter '$_parameter' '$_array_index'" >> $log_file
+	echo "# -" >> $log_file
+	echononl "Adjust configuration parameter '$_parameter' '$_array_index'.."
 
-cat <<EOF >> $log_file
+	cat <<EOF >> $log_file
 sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \\
-   --value="${_value}" --type="${_type}"
+	--value="${_value}" --type="${_type}"
 EOF
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
-   --value="${_value}" --type="${_type}" >> $log_file 2>&1
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:system:set "$_parameter" "$_array_index" \
+		--value="${_value}" --type="${_type}" >> $log_file 2>&1
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
+
+fi # if $REDIS_SERVICE_INSTALLED
 
 
 blank_line
@@ -2872,7 +3709,7 @@ if [[ $? -eq 0 ]]; then
    echo_ok
 else
    echo_failed
-   error "For more informations see log output at '$log_file'."
+   error "For more informations see log output: \"$log_file\"."
 
    echononl "continue anyway [yes/no]: "
    read OK
@@ -2887,82 +3724,83 @@ fi
 
 blank_line
 
+if $COLABORA_SERVICE_INSTALLED ; then
+	# - Install and enable nextcloud app 'richdocuments'
+	# -
+	_app="richdocuments"
+	echo "" >> $log_file
+	echo "# -" >> $log_file
+	echo "# - Install nextcloud app '$_app'" >> $log_file
+	echononl "Install nextcloud app '$_app'.."
 
-# - Install and enable nextcloud app 'richdocuments'
-# -
-_app="richdocuments"
-echo "" >> $log_file
-echo "# -" >> $log_file
-echo "# - Install nextcloud app '$_app'" >> $log_file
-echononl "Install nextcloud app '$_app'.."
+	echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:install \"$_app\"" >> $log_file
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:install "$_app" >> $log_file 2>&1
 
-echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:install \"$_app\"" >> $log_file
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:install "$_app" >> $log_file 2>&1
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+	echo "" >> $log_file
+	echo "# -" >> $log_file
+	echo "# - Eanable nextcloud app '$_app'" >> $log_file
+	echononl "Eanable nextcloud app '$_app'.."
 
-echo "" >> $log_file
-echo "# -" >> $log_file
-echo "# - Eanable nextcloud app '$_app'" >> $log_file
-echononl "Eanable nextcloud app '$_app'.."
+	echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:enable \"$_app\"" >> $log_file
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:enable "$_app" >> $log_file 2>&1
 
-echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" app:enable \"$_app\"" >> $log_file
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" app:enable "$_app" >> $log_file 2>&1
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
 
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+	echo "" >> $log_file
+	echo "# -" >> $log_file
+	echo "# - Configure nextcloud app '$_app'" >> $log_file
+	echononl "Configure nextcloud app '$_app'.."
 
-echo "" >> $log_file
-echo "# -" >> $log_file
-echo "# - Configure nextcloud app '$_app'" >> $log_file
-echononl "Configure nextcloud app '$_app'.."
+	echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" config:app:set richdocuments wopi_url --value=\"${WOPI_URL}\"" >> $log_file
 
-echo "sudo -u \"$HTTP_USER\" \"$php_binary\" \"${INSTALL_DIR}/occ\" config:app:set richdocuments wopi_url --value=\"https://co-01.oopen.de/\"" >> $log_file
+	sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:app:set richdocuments wopi_url --value="${WOPI_URL}" >> $log_file 2>&1
 
-sudo -u "$HTTP_USER" "$php_binary" "${INSTALL_DIR}/occ" config:app:set richdocuments wopi_url --value="https://co-01.oopen.de/" >> $log_file 2>&1
+	if [[ $? -eq 0 ]]; then
+		echo_ok
+	else
+		echo_failed
+		error "For more informations see log output at '$log_file'."
 
-if [[ $? -eq 0 ]]; then
-   echo_ok
-else
-   echo_failed
-   error "For more informations see log output at '$log_file'."
-
-   echononl "continue anyway [yes/no]: "
-   read OK
-   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
-   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
-      echononl "Wrong entry! - repeat [yes/no]: "
-      read OK
-   done
-   [[ $OK = "yes" ]] || fatal "Interrupted ny user."
-fi
+		echononl "continue anyway [yes/no]: "
+		read OK
+		OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+		while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+			echononl "Wrong entry! - repeat [yes/no]: "
+			read OK
+		done
+		[[ $OK = "yes" ]] || fatal "Interrupted ny user."
+	fi
+fi # if $COLABORA_SERVICE_INSTALLED
 
 
 blank_line
@@ -3207,49 +4045,42 @@ blank_line
 clean_up 0
 
 
-cd $WEB_BASE_DIR
 
+#------------------------------------------------------------------------
 
-------------------------------------------------------------------------
-
-## - Alternativly enable maintenance mode
+## - Enable maintenance mode
 ## -
 su -c "/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ maintenance:mode --on" -s /bin/bash $HTTP_USER
 
 
+## - Disable maintenance mode
+## -
+su -c "/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ maintenance:mode --off" -s /bin/bash $HTTP_USER
+
+
 
 ## - Deactivate third party apps
 ## -
-## - for _app in $THIRD_PARTY_APPS ; do
-## -    #su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:disable $_app" -s /bin/bash $HTTP_USER
-## -    su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/nextcloud/occ app:disable $_app" -s /bin/bash $HTTP_USER
-## - done
 for _app in $THIRD_PARTY_APPS ; do
-   #su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:disable $_app" -s /bin/bash $HTTP_USER
-   su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/nextcloud/occ app:disable $_app" -s /bin/bash $HTTP_USER
+   su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:disable $_app" -s /bin/bash $HTTP_USER
 done
 
 
 
-
-## - ## - Enable third party apps
-## - ## -
-## - for _app in $THIRD_PARTY_APPS ; do
-## -    su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:enable $_app" -s /bin/bash $HTTP_USER
-## - done
+## - Enable third party apps
+## -
 for _app in $THIRD_PARTY_APPS ; do
+   su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:install $_app" -s /bin/bash $HTTP_USER
    su -c"/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/occ app:enable $_app" -s /bin/bash $HTTP_USER
 done
 
 
-------------------------------------------------------------------------
+#------------------------------------------------------------------------
 
-https://doc.owncloud.org/server/8.0/admin_manual/maintenance/upgrade.html
+# see: https://doc.owncloud.org/server/8.0/admin_manual/maintenance/upgrade.html
 
 while IFS= read -r -d '' n; do
-   #if [[ "$n" == "mb" ]]; then
-   #   continue
-   #fi
+   [[ ! -d "${n}/files" ]] && continue
    su -c "/usr/local/php/bin/php ${WEB_BASE_DIR}/htdocs/console.php files:scan --path `basename $n`" -s /bin/bash $HTTP_USER
 done < <(find $WEB_BASE_DIR/data/ -mindepth 1 -maxdepth 1 -type d -print0)